1989 BMW 730 vs. 1975 Mercury Comet
To start off, 1989 BMW 730 is newer by 14 year(s). Which means there will be less support and parts availability for 1975 Mercury Comet. In addition, the cost of maintenance, including insurance, on 1975 Mercury Comet would be higher. At 3,272 cc (6 cylinders), 1975 Mercury Comet is equipped with a bigger engine. In terms of performance, 1989 BMW 730 (181 HP @ 5800 RPM) has 107 more horse power than 1975 Mercury Comet. (74 HP @ 3200 RPM). In normal driving conditions, 1989 BMW 730 should accelerate faster than 1975 Mercury Comet. With that said, vehicle weight also plays an important factor in acceleration. 1989 BMW 730 weights approximately 170 kg more than 1975 Mercury Comet. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 1989 BMW 730 (261 Nm @ 4000 RPM) has 64 more torque (in Nm) than 1975 Mercury Comet. (197 Nm @ 2000 RPM). This means 1989 BMW 730 will have an easier job in driving up hills or pulling heavy equipment than 1975 Mercury Comet.
Compare all specifications:
| 1989 BMW 730 | 1975 Mercury Comet | |
| Make | BMW | Mercury |
| Model | 730 | Comet |
| Year Released | 1989 | 1975 |
| Engine Position | Front | Front |
| Engine Size | 2986 cc | 3272 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 181 HP | 74 HP |
| Engine RPM | 5800 RPM | 3200 RPM |
| Torque | 261 Nm | 197 Nm |
| Torque RPM | 4000 RPM | 2000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1600 kg | 1430 kg |
| Vehicle Length | 4920 mm | 5000 mm |
| Vehicle Width | 1850 mm | 1800 mm |
| Vehicle Height | 1420 mm | 1360 mm |
| Wheelbase Size | 2840 mm | 2800 mm |
